diff --git a/packages/tui/src/component/prompt/index.tsx b/packages/tui/src/component/prompt/index.tsx
index fe7f4a22f75f..9b29939ff107 100644
--- a/packages/tui/src/component/prompt/index.tsx
+++ b/packages/tui/src/component/prompt/index.tsx
@@ -273,10 +273,14 @@ export function Prompt(props: PromptProps) {
     if (tokens <= 0) return
 
     const model = sync.data.provider.find((item) => item.id === last.providerID)?.models[last.modelID]
-    const pct = model?.limit.context ? `${Math.round((tokens / model.limit.context) * 100)}%` : undefined
+    const contextLimit = model?.limit.context
+    const pct = contextLimit ? `${Math.round((tokens / contextLimit) * 100)}%` : undefined
     const cost = session?.cost ?? 0
     return {
-      context: pct ? `${Locale.number(tokens)} (${pct})` : Locale.number(tokens),
+      context:
+        pct && contextLimit
+          ? `${Locale.number(tokens)} / ${Locale.number(contextLimit)} (${pct})`
+          : Locale.number(tokens),
       cost: cost > 0 ? money.format(cost) : undefined,
     }
   })
diff --git a/packages/tui/src/feature-plugins/sidebar/context.tsx b/packages/tui/src/feature-plugins/sidebar/context.tsx
index f1c99d9679ce..b727cea840c7 100644
--- a/packages/tui/src/feature-plugins/sidebar/context.tsx
+++ b/packages/tui/src/feature-plugins/sidebar/context.tsx
@@ -22,15 +22,18 @@ function View(props: { api: TuiPluginApi; session_id: string }) {
       return {
         tokens: 0,
         percent: null,
+        contextLimit: null,
       }
     }
 
     const tokens =
       last.tokens.input + last.tokens.output + last.tokens.reasoning + last.tokens.cache.read + last.tokens.cache.write
-    const model = props.api.state.provider.find((item) => item.id === last.providerID)?.models[last.modelID]
+    const contextLimit = props.api.state.provider.find((item) => item.id === last.providerID)?.models[last.modelID]?.limit
+      .context
     return {
       tokens,
-      percent: model?.limit.context ? Math.round((tokens / model.limit.context) * 100) : null,
+      percent: contextLimit ? Math.round((tokens / contextLimit) * 100) : null,
+      contextLimit,
     }
   })
 
@@ -39,7 +42,10 @@ function View(props: { api: TuiPluginApi; session_id: string }) {
       <text fg={theme().text}>
         <b>Context</b>
       </text>
-      <text fg={theme().textMuted}>{state().tokens.toLocaleString()} tokens</text>
+      <text fg={theme().textMuted}>
+        {state().tokens.toLocaleString()}
+        {state().contextLimit ? ` / ${state().contextLimit?.toLocaleString()}` : ""} tokens
+      </text>
       <text fg={theme().textMuted}>{state().percent ?? 0}% used</text>
       <text fg={theme().textMuted}>{money.format(cost())} spent</text>
     </box>